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प्रश्न
What causes waterborne diseases?
लघु उत्तर
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उत्तर
Water-borne diseases are caused by consuming contaminated water that contains harmful microorganisms such as bacteria, viruses, and parasites. These pathogens often enter water sources due to poor sanitation, sewage contamination, or inadequate water treatment.
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पाठ 18: Effects of Pollution - EXERCISES [पृष्ठ १६६]
